GE Dash 3000 Service Manual page 105

Revision A
Maintenance: Checkout Procedures
Verify the readings in the NBP parameter window on the monitor
display and readings on the digital manometer are equal (± 1 mmHg)
for at least one full minute. If the readings are not equal for at least
one full minute, the NBP circuit requires calibration.
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4. Select CHECK CAL IN PROGRESS > STOP.
The pneumatic control circuit of the monitor vents air pressure in the
pneumatic circuit of the monitor to atmosphere and causes the NBP
cuff to deflate.
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5. Remove the NBP test setup apparatus from the monitor. The NBP
tests are complete.
Dash 3000/4000 Patient Monitor
2000966-339
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